
body {
    margin:0;
  }
  .header{
    position:relative;
    text-align:center;
    background: rgba(84,58,183,1);
    color:white;
  }
  .header h1 {
    font-family: 'simhei', sans-serif;
    font-weight:300;
    letter-spacing: 2px;
    font-size:3em;
    cursor: pointer;
  
    background-color: #fefefe;
    /* Create the gradient. */
     background-image: linear-gradient(
        15deg,
        hsl(240,100%,100%) 16.666%, 
        hsl(240,100%,90%) 33.333%, 
        hsl(240,100%,85%) 33.333%, 
        hsl(240,100%,85%) 50%, 
        hsl(240,100%,80%) 50%,
        hsl(240,100%,80%) 66.666%, 
        hsl(240,100%,75%) 66.666%,
        hsl(240,100%,75%) 83.333%);
      background-size: 100%;
    background-repeat: repeat;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent; 
    transition:background-size 1s;
  }
  .header h1:hover{
    background-size: 300%;
  }
  
  @keyframes hue {
    from {
      filter: hue-rotate(0deg);
    }
    to {
      filter: hue-rotate(-360deg);
    }
  }
  
  .header i.material-icons {
    font-size: 3rem;
    color: hsla(240,100%,80%,1);
    transform: scale(1);
    transition: color 0.5s ease, transform 0.5s ease;
    margin-right: 0.5rem;
  }
  .header h1:hover+i.material-icons {
    color: hsla(240,100%,80%,.5);
    transform: scale(1.5);
  }
  
  p {
    font-family: '宋体', sans-serif;
    letter-spacing: 1px;
    font-size:14px;
    color: #333333;
  }
  
  .inner-header {
    height:30vh;
    width:100%;
    margin: 0;
    padding: 0;
    flex-direction: row-reverse;
    animation: hue 10s ease infinite;
  }
  
  .flex { /*Flexbox for containers*/
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
  }
  
  .waves {
    position:relative;
    width: 100%;
    height:10vh;
    margin-bottom:-7px; /*Fix for safari gap*/
    min-height:100px;
    max-height:150px;
  }
  
  .content {
    position:relative;
    min-height:20vh;
    text-align:center;
    background-color: white;
  }
  
  /* Animation */
  
  .parallax > use {
    animation: move-forever 10s cubic-bezier(.55,.5,.45,.5) infinite;
  }
  .parallax > use:nth-child(1) {
    animation-delay: -2s;
    animation-duration: 7s;
  }
  .parallax > use:nth-child(2) {
    animation-delay: -3s;
    animation-duration: 10s;
  }
  .parallax > use:nth-child(3) {
    animation-delay: -4s;
    animation-duration: 13s;
  }
  .parallax > use:nth-child(4) {
    animation-delay: -5s;
    animation-duration: 20s;
  }
  @keyframes move-forever {
    0% {
     transform: translate3d(-90px,0,0);
    }
    100% { 
      transform: translate3d(85px,0,0);
    }
  }
  /*Shrinking for mobile*/
  @media (max-width: 768px) {
    .waves {
      height:40px;
      min-height:40px;
    }
    .cont {
      height:30vh;
    }
    h1 {
      font-size:24px;
    }
  }
  .cont{
    min-height: 30vh;
  }